Why Is My Garage Door Rusting?

Your garage door is probably the toughest thing in your house… apart from that old oil heater from the 1980s, which hasn’t been used in 20 years and was probably made in an Eastern European country that no longer exists – but if you turned it on, it would still work like it were brand new.

Getting back on track, though your garage door is really strong and durable, there’s one thing that threatens it: rust.

If your garage door has started to show signs of rust, you may be a little confused. Isn’t your garage door supposed to resist rust, no matter what? Here, the experts walk you through the different potential causes of your garage door becoming rusted.

You live near the ocean

One of the most common reasons for a rusting garage door is its environment – namely, a coastal environment. If you live by the ocean, you might find that your garage door has started to show patches of rust in vulnerable areas quicker than you’d have liked. This is because of the mixture of humid salt air and windier conditions – oxygen and hydrogen are the two chemical components that cause rust, after all.

Your door was made from a lesser quality metal

If you don’t live by the sea and your door has started going rusty, the answer may be down to poor door quality. Lesser quality metal doors don’t undergo the rust-proofing processes of high quality metal doors. Colorbond steel, for example, is much more rust-proof than a metal door that’s simply been spray painted.

If your door is beyond repair and the rust has really made its mark, then upgrading to a Colorbond steel garage door might be the best option – especially if you live in a coastal area.

Poor drainage

Poor drainage is another common factor of rusted garage doors. If the rust patch looks like it’s slowly been forming vertically down your door, inspect the gutter or awning above it. You may find that the door has been leaked on, through a crack in the awning or gutter above.

Rust patches at the bottom of your garage door could indicate that water has been pooling down there. Ensure that when it rains, the water is diverted away from the door properly, rather than pooling at the bottom.

What to do about rusted garage doors?

Don’t stress out if you’ve got some rusty patches on your garage door – call the guys at Star Door Service! They’ve been Perth’s top garage door repair and maintenance team for years, and can point you in the right direction with rust problems. Guaranteeing the best service for your money, Star Door Service are your go-to team for rusty garage doors and anything else.

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